AI-generatedByron Bay at a glance
- Best time
- Oct – Apr
- Warmest month
- Jan · 27°
- Warmest sea
- Feb · 26.5°
- Sunshine a year
- 3,040 h
- Rain a year
- 1,181 mm
- Climate
- Subtropical
- Time zone
- UTC+11 / UTC+10
- Elevation
- 8 m
Climate in Byron Bay
Byron Bay has a subtropical climate with warm summers and mild winters. January is the warmest month with average highs of 27 °C, while July is the coolest at 19 °C. With around 3,040 hours of sunshine a year, Byron Bay is very sunny; November is the sunniest month with 9.6 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Good
Best time to visit: October – April
Good forBeach & swimmingSightseeing & walks
A typical day in October
- Morning, 08:00: about 19°
- Midday, 13:00: about 23°
- Afternoon, 16:00: about 23°
- Evening, 20:00: about 20°
- Night, 23:00: about 19°
06:0918:53
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:54–06:41 · evening 18:22–19:08
- Blue hour
- Morning 05:45–05:54 · evening 19:08–19:17
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Byron Bay in October?
In October, Byron Bay is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. The sea averages 22.3 °C – refreshing for a swim. With around 9 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 10 rainy days and 86 mm in total. All in all, October is a good month for a holiday in Byron Bay.
More details for October
- Daylight
- 12 h 44 min06:09 – 18:53
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 3 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 45 %on averageAll months
- Hot days
- 1 day30 °C or moreAll months
- Time zone
- UTC+11Australia/Sydney
How the score comes together
- Temperatureweight 35 %77 %
- Seaweight 25 %76 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %56 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Rain jacket or umbrella
Sea temperature in Byron Bay
Monthly sea surface temperature with the range of cooler and warmer years.
8 in 10 years: 21.7 – 23.1 °C
Swimming season: All year
- cold
- fresh
- refreshing
- pleasant
- warm
- very warm
The sea temperature in Byron Bay ranges from 20.8 °C in August to 26.5 °C in February. At 20 °C and more, the sea is warm enough for swimming all year round.
The sea warms up slowly: it is warmest in February, while the air already peaks in January. From February to August the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in February, eight out of ten years were between 25.8 and 27.1 °C.
| Month | Average | Cool year | Warm year | Feels |
|---|---|---|---|---|
| JanuaryJan | 26.0° | 25.4° | 26.7° | warm |
| FebruaryFeb | 26.5° | 25.8° | 27.1° | warm |
| MarchMar | 26.3° | 25.7° | 26.8° | warm |
| AprilApr | 25.3° | 24.8° | 25.8° | pleasant |
| MayMay | 23.8° | 23.2° | 24.4° | pleasant |
| JuneJun | 22.3° | 21.6° | 23.0° | refreshing |
| JulyJul | 21.2° | 20.8° | 21.6° | refreshing |
| AugustAug | 20.8° | 20.1° | 21.3° | refreshing |
| SeptemberSep | 21.2° | 20.7° | 21.9° | refreshing |
| OctoberOct | 22.3° | 21.7° | 23.1° | refreshing |
| NovemberNov | 23.4° | 22.7° | 24.0° | pleasant |
| DecemberDec | 24.8° | 24.1° | 25.5° | pleasant |
Sunshine hours in Byron Bay
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 9.1 of 12.7 hours of daylight in Byron Bay, 72 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Byron Bay
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 10 · very highStay in the shade around midday; SPF 50, clothing, hat and sunglasses.
The sun is strongest in December (UV 12).
Minutes until sunburn in October
- Very fair skin
- about 15 min
- Fair skin
- about 15 min
- Light brown skin
- about 25 min
- Olive skin
- about 30 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Byron Bay: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Byron Bay has about 10 rainy days with 86 mm of rain in total.
Wind and clouds in Byron Bay
How breezy and how cloudy Byron Bay is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Byron Bay typically peaks at 19 km/h during the day: Beaufort 3, light breeze.
Breezy months for windsurfing and kiting
The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 45 % of the sky over Byron Bay: variable cloud, with about 9.1 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Byron Bay
How often the day gets hot in Byron Bay (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Byron Bay has about 1 hot days, with an average daytime high of 24 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Byron Bay
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- muggy month (10+ muggy days)
PleasantOctober: nights around 17°. Ideal for sleeping, often with the window open. Muggy on about 3 days (dew point 18 °C or more).
The coolest nights are in July (12°), the warmest in January (21°). Tropical nights of 20 °C and more are the rule from December to March; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from April to May and from September to November. It is muggy (dew point 18 °C or more) on about 102 days a year, mostly from December to March.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sea | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|---|
| JanuaryJan | 85 | 27° | 21° | 26.0° | 9.5 h | 14 | 144 |
| FebruaryFeb | 84 | 26° | 21° | 26.5° | 8.4 h | 14 | 142 |
| MarchMar | 79 | 25° | 20° | 26.3° | 7.8 h | 16 | 155 |
| AprilApr | 72 | 23° | 18° | 25.3° | 7.6 h | 13 | 88 |
| MayMay | 58 | 21° | 15° | 23.8° | 7.0 h | 11 | 95 |
| JuneJun | 44 | 19° | 13° | 22.3° | 6.5 h | 9 | 95 |
| JulyJul | 46 | 19° | 12° | 21.2° | 7.6 h | 7 | 55 |
| AugustAug | 53 | 20° | 13° | 20.8° | 8.5 h | 7 | 58 |
| SeptemberSep | 69 | 22° | 15° | 21.2° | 9.1 h | 7 | 45 |
| OctoberOct | 77 | 24° | 17° | 22.3° | 9.1 h | 10 | 86 |
| NovemberNov | 87 | 25° | 19° | 23.4° | 9.6 h | 12 | 110 |
| DecemberDec | 87 | 26° | 20° | 24.8° | 9.2 h | 13 | 108 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
28.65° S, 153.61° E · 8 m · Australia/Sydney
Best time to visit Byron Bay
The best time to visit Byron Bay is from October to April. For a beach holiday with the sea above 21 °C, go from October to November. For sightseeing, day trips and hiking, conditions are most comfortable from May to November. Rain is most frequent from December to April; the wettest month is March with 155 mm.
Byron Bay through the seasons
How the weather changes over the seasons, with averages for each.
Byron Bay in spring
Sep – Nov
Good
- 22–25 °C by day
- Sea 22 °C
- 9 h of sun a day
- 29 rainy days in all
Byron Bay in summer
Dec – Feb
Excellent
- 26–27 °C by day
- Sea 26 °C
- 9 h of sun a day
- 41 rainy days in all
Byron Bay in autumn
Mar – May
Good
- 21–25 °C by day
- Sea 25 °C
- 8 h of sun a day
- 40 rainy days in all
Byron Bay in winter
Jun – Aug
Fair
- 19–20 °C by day
- Sea 21 °C
- 8 h of sun a day
- 23 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Byron Bay for you.
Your best months: December – February
Based on the climate averages; tap a month to see its details.
Compare two months in Byron Bay
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
November has the better holiday weather in Byron Bay: score 87 against 77. In November, days are 1 °C warmer than in October. The sea is 1 °C warmer in November. November has 2 more rainy days. The sun shines an hour longer a day in November.
| Month | October | November |
|---|---|---|
| Weather score | 77 | 87better |
| Day high | 24° | 25° |
| Night low | 17° | 19° |
| Sea | 22.3° | 23.4° |
| Sunshine | 9.1 h | 9.6 hbetter |
| Rainy days | 10better | 12 |
| Rainfall | 86 mmbetter | 110 mm |
| Muggy days | 3better | 10 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
Oct – Nov
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
May – Nov
15–28 °C and not too much rain
Rainy months
Dec – Apr
12 or more rainy days
Byron Bay month by month
The typical weather for every month at a glance.
85January27° · Sea 26° · 10 h
In January, Byron Bay is warm: daytime highs average 27 °C, and even at night it stays warm at around 21 °C. The sea averages 26.0 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It rains often – on about 14 days, adding up to 144 mm. The air is often humid and muggy. All in all, January is an excellent month for a holiday in Byron Bay.
Byron Bay in January84February26° · Sea 27° · 8 h
In February, Byron Bay is warm: daytime highs average 26 °C, and even at night it stays warm at around 21 °C. The sea averages 26.5 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 14 rainy days and 142 mm in total. The air is often humid and muggy. All in all, February is an excellent month for a holiday in Byron Bay.
Byron Bay in February79March25° · Sea 26° · 8 h
In March, Byron Bay is warm: daytime highs average 25 °C, and even at night it stays warm at around 20 °C. The sea averages 26.3 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. It rains often – on about 16 days, adding up to 155 mm. The air is often humid and muggy. All in all, March is a good month for a holiday in Byron Bay.
Byron Bay in March72April23° · Sea 25° · 8 h
In April, Byron Bay is warm: daytime highs average 23 °C, and nights cool down to about 18 °C. The sea averages 25.3 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 13 rainy days and 88 mm in total. All in all, April is a good month for a holiday in Byron Bay.
Byron Bay in April58May21° · Sea 24° · 7 h
In May, Byron Bay is mild: daytime highs average 21 °C, and nights cool down to about 15 °C. The sea averages 23.8 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 11 rainy days and 95 mm in total. All in all, May is a so-so month for a holiday in Byron Bay.
Byron Bay in May44June19° · Sea 22° · 7 h
In June, Byron Bay is mild: daytime highs average 19 °C, and nights cool down to about 13 °C. The sea averages 22.3 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 9 days, adding up to 95 mm. All in all, June is a so-so month for a holiday in Byron Bay.
Byron Bay in June46July19° · Sea 21° · 8 h
In July, Byron Bay is mild: daytime highs average 19 °C, and nights cool down to about 12 °C. The sea averages 21.2 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain falls on about 7 days, adding up to 55 mm. All in all, July is a so-so month for a holiday in Byron Bay.
Byron Bay in July53August20° · Sea 21° · 9 h
In August, Byron Bay is mild: daytime highs average 20 °C, and nights cool down to about 13 °C. The sea averages 20.8 °C – refreshing for a swim. The sun shines for around 9 hours a day. Rain falls on about 7 days, adding up to 58 mm. All in all, August is a so-so month for a holiday in Byron Bay.
Byron Bay in August69September22° · Sea 21° · 9 h
In September, Byron Bay is warm: daytime highs average 22 °C, and nights cool down to about 15 °C. The sea averages 21.2 °C – refreshing for a swim. With around 9 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 45 mm. All in all, September is a good month for a holiday in Byron Bay.
Byron Bay in September77October24° · Sea 22° · 9 h
In October, Byron Bay is warm: daytime highs average 24 °C, and nights cool down to about 17 °C. The sea averages 22.3 °C – refreshing for a swim. With around 9 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 10 rainy days and 86 mm in total. All in all, October is a good month for a holiday in Byron Bay.
Byron Bay in October87November25° · Sea 23° · 10 h
In November, Byron Bay is warm: daytime highs average 25 °C, and nights cool down to about 19 °C. The sea averages 23.4 °C – pleasant for swimming. With around 10 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 12 rainy days and 110 mm in total. All in all, November is an excellent month for a holiday in Byron Bay.
Byron Bay in November87December26° · Sea 25° · 9 h
In December, Byron Bay is warm: daytime highs average 26 °C, and even at night it stays warm at around 20 °C. The sea averages 24.8 °C – pleasant for swimming. With around 9 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 13 rainy days and 108 mm in total. The air is often humid and muggy. All in all, December is an excellent month for a holiday in Byron Bay.
Byron Bay in DecemberByron Bay compared
Put Byron Bay side by side with another destination.
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Byron Bay vs. Gold Coast (Surfers Paradise)
In October the holiday weather in Byron Bay and Gold Coast (Surfers Paradise) is about equally good (score 77 vs. 80). During the day it is about as warm in Gold Coast (Surfers Paradise) as in Byron Bay. The sea in Gold Coast (Surfers Paradise) is 1 °C warmer.
| in October | Byron Bay | Gold Coast (Surfers Paradise) |
|---|---|---|
| Holiday score | 77 | 80 |
| Daytime high | 24° | 24° |
| Sea | 22° | 23° |
| Sunshine | 9 h | 9 h |
| Rainy days | 10 | 9 |
| Best time | Oct – Apr | Oct – Apr |
Through the year
Australia in October: the best places
In October, Byron Bay ranks 18 of 24 destinations in this country.
- Airlie Beach (Whitsundays)29°25°99
- 2Perth22°19°97
- 3Cairns26°26°96
- 4Toowoomba25°94
- 5Adelaide20°16°94
- 6Mackay26°25°92
- 7Brisbane25°89
- 8Sunshine Coast25°23°89
- 18Byron BayThis page24°22°77
Planning a trip to Byron Bay
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Byron Bay in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Byron Bay has its best school-holiday weather during the Christmas holidays (score 86) and its weakest during the summer holidays (score 51).
- 74
Easter holidays
Mar – Apr
Good
- 24 °C by day
- Sea 26 °C
- 7.7 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain, Storm season
- 55
May half-term
May – Jun
Fair
- 20 °C by day
- Sea 24 °C
- 6.9 h of sun a day
- 11 rainy days a month
Good for: Sightseeing & walks
- 51
Summer holidays
Jul – Aug
Fair
- 19 °C by day
- Sea 21 °C
- 8.2 h of sun a day
- 7 rainy days a month
Good for: Sightseeing & walks
- 77
October half-term
Oct
Good
- 24 °C by day
- Sea 22 °C
- 9.1 h of sun a day
- 10 rainy days a month
Good for: Beach & swimming, Sightseeing & walks
- 86
Christmas holidays
Dec – Jan
ExcellentBest holidays
- 27 °C by day
- Sea 25 °C
- 9.4 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain, Storm season
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 20 h 35 min
- Distance
- 16,690 km
- Time zone
- UTC+11
- Jet lag
- About 10 days (10 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Byron Bay lies in an area that Australian tropical cyclones can reach. The cyclone season runs from November to April, with most storms from January to March. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January: Peak
- February: Peak
- March: Peak
- April: Season
- May
- June
- July
- August
- September
- October
- November: Season
- December: Season
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Byron Bay
When is the best time to visit Byron Bay?
The best time to visit Byron Bay is from October to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
How warm is the sea in Byron Bay?
The sea temperature in Byron Bay ranges from 20.8 °C in August to 26.5 °C in February. At 20 °C and more, the sea is warm enough for swimming all year round.
Can you swim in Byron Bay in October?
Yes. In October the sea averages 22.3 °C – refreshing for a swim.
What is the warmest month in Byron Bay?
January is the warmest month, with average highs of 27 °C and nights around 21 °C. July is the coolest month at 19 °C.
When does it rain most in Byron Bay?
Rain is most frequent from December to April; the wettest month is March with 155 mm. The driest month is September with 45 mm.
How many hours of sunshine does Byron Bay get?
Byron Bay gets around 3,040 hours of sunshine a year. The sunniest month is November with 9.6 hours a day; in June there are 6.5 hours a day.
What time zone is Byron Bay in?
Byron Bay uses the time zone Australia/Sydney: UTC+11 in January and UTC+10 in July.
How long is the flight from London to Byron Bay?
A nonstop flight from London to Byron Bay takes about 20 h 35 min, for a straight-line distance of about 16,690 km. Most routes need a change of planes, which adds time.
When is cyclone season in Byron Bay?
Byron Bay lies in an area that Australian tropical cyclones can reach. The cyclone season runs from November to April, with most storms from January to March. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Byron Bay?
Byron Bay has its best school-holiday weather during the Christmas holidays (score 86) and its weakest during the summer holidays (score 51). Holiday ratings (0–100): Easter holidays 74, May half-term 55, Summer holidays 51, October half-term 77, Christmas holidays 86.
Near Byron Bay
Other destinations close by.
Places with a climate like Byron Bay
Destinations whose weather through the year is closest to Byron Bay's – good alternatives.